inflate_init
(PHP 7, PHP 8)
inflate_init — Initialize an incremental inflate context
Descrição
$encoding
, array $options = []
) : InflateContext|false
Initialize an incremental inflate context with the specified
encoding.
Parâmetros
-
encoding -
One of the
ZLIB_ENCODING_*constants. -
options -
An associative array which may contain the following elements:
- level
-
The compression level in range -1..9; defaults to -1.
- memory
-
The compression memory level in range 1..9; defaults to 8.
- window
-
The zlib window size (logarithmic) in range 8..15; defaults to 15.
- strategy
-
One of
ZLIB_FILTERED,ZLIB_HUFFMAN_ONLY,ZLIB_RLE,ZLIB_FIXEDorZLIB_DEFAULT_STRATEGY(the default). - dictionary
-
A string or an array of strings of the preset dictionary (default: no preset dictionary).
Valor Retornado
Returns an inflate context resource (zlib.inflate) on
success, ou false em caso de falha.
Erros
If an invalid encoding or option is passed to options,
or the context couldn't be created, an error of level
E_WARNING is generated.
Changelog
| Versão | Descrição |
|---|---|
| 8.0.0 | On success, this function returns an InflateContext instance now; previously, a resource was returned. |
Veja Também
- inflate_add() - Incrementally inflate encoded data
- deflate_init() - Initialize an incremental deflate context
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